Re: [dpdk-dev] [PATCH v2] vhost: fix index overflow for packed ring in async vhost

["Xia, Chenbo" <chenbo.xia@intel.com>]

> -----Original Message-----
> From: Jiang, Cheng1 <cheng1.jiang@intel.com>
> Sent: Thursday, July 15, 2021 5:51 PM
> To: maxime.coquelin@redhat.com; Xia, Chenbo <chenbo.xia@intel.com>
> Cc: dev@dpdk.org; Hu, Jiayu <jiayu.hu@intel.com>; Yang, YvonneX
> <yvonnex.yang@intel.com>; Jiang, Cheng1 <cheng1.jiang@intel.com>;
> stable@dpdk.org
> Subject: [PATCH v2] vhost: fix index overflow for packed ring in async vhost
> 
> We introduced some new indexes in packed ring of async vhost. They
> will eventually overflow and lead to errors if the ring size is not
> a power of 2. This patch is to check and keep these indexes within a
> reasonable range.
> 
> Fixes: 873e8dad6f49 ("vhost: support packed ring in async datapath")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Cheng Jiang <cheng1.jiang@intel.com>
> ---
> --
> 2.29.2

Applied to next-virtio/main, thanks.